40AJ / 01YT274. LENOVO ThinkPad Ultra Dock 40AJ. ThinkPad X280 (20KF, 20KE). LENOVO ThinkPad Ultra Dock 40AJ, ohne Schlüssel. ThinkPad X390 Yoga (20NN, 20NQ). ThinkPad X390 (20Q0, 20Q1). ThinkPad X390 (20SC, 20SD).
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